Home / 258,605,530.07-356,870,651.56-141,131,701.02

Finding the Fourth Proportional to 258,605,530.07, 356,870,651.56 and 141,131,701.02

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Solution

The fourth proportional to 258,605,530.07, 356,870,651.56 and 141,131,701.02 is: 194,759,029.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,605,530.07 : 356,870,651.56 = 141,131,701.02 : x
  2. Step 2: Convert to fraction form
    258,605,530.07/356,870,651.56 = 141,131,701.02/x
  3. Step 3: Cross multiply
    258,605,530.07x = 356,870,651.56 × 141,131,701.02
  4. Step 4: Simplify right side
    258,605,530.07x = 50,365,762,098,425,688
  5. Step 5: Solve for x
    x = 50,365,762,098,425,688/258,605,530.07
  6. Step 6: Final answer
    x = 194,759,029.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.